Agricultura y biología
depuration
65%
Eichhornia crassipes
62%
wetlands
48%
Mexico
40%
metals
37%
sediments
32%
sediment contamination
11%
bioaccumulation factor
8%
plague
8%
plant residues
8%
migratory birds
8%
eutrophication
8%
aquatic environment
7%
water
5%
water content
4%
sampling
2%
Medicina y ciencias biológicas
Eichhornia
100%
Wetlands
69%
Mexico
52%
Metals
42%
Poisons
36%
Water
16%
Eutrophication
14%
Bioaccumulation
12%
Plague
10%
Weights and Measures
5%
Ciencias ambientales y de la tierra
depuration
64%
toxic metal
55%
water hyacinth
44%
wetland
38%
sediment
23%
index
12%
geoaccumulation index
11%
plant residue
11%
waterfowl
10%
metal
9%
sustainable management
8%
translocation
8%
bioaccumulation
8%
aquatic environment
7%
water
7%
eutrophication
7%
contamination
5%
city
4%
need
4%
Ciencias sociales
wetland
65%
Mexico
39%
water
38%
environmental pollution
7%
threat
4%
management
3%
Química
Toxic
37%
Metal
22%
Eutrophication
19%
Bioaccumulation
16%
Environment
6%
Weight
6%